_=geom:LineString:4326,name:String
cp.1=COMPOUNDCURVE(CIRCULARSTRING(0 0, 2 0, 2 1, 2 3, 4 3),(4 3, 4 5, 1 4, 0 0))|Compound
cp.2=CIRCULARSTRING(-10 0, -8 2, -6 0, -8 -2, -10 0)|Circle 
cp.3=CIRCULARSTRING(-7 -8, -5 -6, -3 -8, -1 -10, 1 -8))|Wave